{"product_id":"namura-standard-bore-size-c-top-end-kit-for-polaris-sportsman-450-2017-2025-93mm","title":"Namura Standard Bore Size C Top End Kit for Polaris Sportsman 450 2017-2025 93mm","description":"\u003ch2\u003eStandard Bore Size C Top End Kit for Polaris Sportsman 450\u003c\/h2\u003e\u003cp\u003eThis Namura top end kit supplies all components needed for a complete piston and cylinder rebuild on Polaris Sportsman 450 ATVs from 2017 to 2025, with a 93mm standard bore size C.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe Namura Standard Bore Size C Top End Kit is a comprehensive piston kit for Polaris Sportsman 450 models (2017-2025) using a 93mm bore. It includes piston, rings, wrist pin, circlips, and gaskets to restore compression and power. This kit is ideal for owners and mechanics maintaining their Polaris Sportsman 450 engine.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eIncludes forged piston with precision-machined rings\u003c\/li\u003e\n\u003cli\u003eComplete kit with all necessary top end components\u003c\/li\u003e\n\u003cli\u003eManufactured to OEM specifications for 93mm bore\u003c\/li\u003e\n\u003cli\u003eHigh-strength wrist pin and circlips for secure assembly\u003c\/li\u003e\n\u003cli\u003eIncludes head gasket and base gasket\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Polaris Sportsman 450 2017-2025\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eRecreational trail riding\u003c\/li\u003e\n\u003cli\u003eEngine performance rebuilds\u003c\/li\u003e\n\u003cli\u003eUtility work and farm use\u003c\/li\u003e\n\u003cli\u003eRacing and competition\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBore Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e93mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBore Size Designation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard Bore Size C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitment Years\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2017-2025\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does this top end kit include a cylinder? \u003cstrong\u003eA:\u003c\/strong\u003e No, this kit does not include a cylinder; it contains piston, rings, pin, circlips, and gaskets for use with your existing cylinder.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What is the compression ratio with this kit? \u003cstrong\u003eA:\u003c\/strong\u003e The compression ratio remains at stock specifications when used with standard bore; check your service manual for exact values.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":44949845999702,"sku":"SZ1F15823","price":329.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_e4ddca43-1642-42a7-85e4-bac6910755b0.jpg?v=1781400813","url":"https:\/\/www.solidspare.com\/products\/namura-standard-bore-size-c-top-end-kit-for-polaris-sportsman-450-2017-2025-93mm","provider":"Solid Spare","version":"1.0","type":"link"}